Fault code No.
Er-4 Symptom Non-registered data has been received from the meter.
Diagnostic code No.
Item/components and probable
Order
cause
1
Connections
• Main wire harness ECU coupler
• Main wire harness meter assembly
coupler
2
Open or short circuit in wire harness.
3
Malfunction in meter assembly.
4
Malfunction in ECU.
—
—
Check or maintenance job
• Check the couplers for any pins
• Check the locking condition of
• If there is a malfunction, repair
• Repair or replace if there is an
• Between meter assembly cou-
Replace the meter assembly.
Replace the ECU.
8-71
FUEL INJECTION SYSTEM
that may be pulled out.
the couplers.
it and connect the coupler
securely.
open or short circuit.
pler and ECU coupler.
(yellow/blue–yellow/blue)
Reinstatement
method
Turning the
main switch to
"ON".